Home / 753,314.60-1,129,626.30-332,373.80

Finding the Fourth Proportional to 753,314.60, 1,129,626.30 and 332,373.80

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Solution

The fourth proportional to 753,314.60, 1,129,626.30 and 332,373.80 is: 498,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,314.60 : 1,129,626.30 = 332,373.80 : x
  2. Step 2: Convert to fraction form
    753,314.60/1,129,626.30 = 332,373.80/x
  3. Step 3: Cross multiply
    753,314.60x = 1,129,626.30 × 332,373.80
  4. Step 4: Simplify right side
    753,314.60x = 375,458,185,910.94
  5. Step 5: Solve for x
    x = 375,458,185,910.94/753,314.60
  6. Step 6: Final answer
    x = 498,408.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.